<div>
    <h2 class="mat-dialog-title">关闭动态</h2>
    <mat-dialog-content>
      <p>
        {{data.title}}
      </p>
    </mat-dialog-content>
    <mat-dialog-actions>
      <button id="doalog-btn" mat-raised-button [mat-dialog-close]="true" color="primary">确定</button>
    </mat-dialog-actions>
  </div>
